// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef BASE_SYS_INFO_INTERNAL_H_
#define BASE_SYS_INFO_INTERNAL_H_

#include "base/macros.h"

namespace base {

namespace internal {

    template <typename T, T (*F)(void)>
    class LazySysInfoValue {
    public:
        LazySysInfoValue()
            : value_(F())
        {
        }

        ~LazySysInfoValue() { }

        T value() { return value_; }

    private:
        const T value_;

        DISALLOW_COPY_AND_ASSIGN(LazySysInfoValue);
    };

} // namespace internal

} // namespace base

#endif // BASE_SYS_INFO_INTERNAL_H_
